Home / 19,509.17-26,922.45-10,556.48

Finding the Fourth Proportional to 19,509.17, 26,922.45 and 10,556.48

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Solution

The fourth proportional to 19,509.17, 26,922.45 and 10,556.48 is: 14,567.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.17 : 26,922.45 = 10,556.48 : x
  2. Step 2: Convert to fraction form
    19,509.17/26,922.45 = 10,556.48/x
  3. Step 3: Cross multiply
    19,509.17x = 26,922.45 × 10,556.48
  4. Step 4: Simplify right side
    19,509.17x = 284,206,170.36
  5. Step 5: Solve for x
    x = 284,206,170.36/19,509.17
  6. Step 6: Final answer
    x = 14,567.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.